pentateuch Meaning, Definition & Usage

  1. noun the first of three divisions of the Hebrew Scriptures comprising the first five books of the Hebrew Bible considered as a unit
    Laws; Torah.

WordNet

Pen"ta*teuch noun
Etymology
L. pentateuchus, Gr. (see Penta-) + a tool, implement, a book, akin to to prepare, make ready, and perh. to E. text. See Five, and Text.
Definitions
  1. The first five books of the Old Testament, collectively; -- called also the Law of Moses, Book of the Law of Moses, etc.

Webster 1913